Cooking tray



FIG. 1 is a front perspective view of a cooking tray showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof. 

I claim the ornamental design for a cooking tray, as shown and described. 